e476a8c185fc4874b2ec6b8e2e9f2f74e174c90e5377ccfe225968c94e1c1123

General

Target

7c867a31d5a2aa68f6fed52e532e12a2.exe
Size

385KB
MD5

7c867a31d5a2aa68f6fed52e532e12a2
SHA1

93f062c602365369609575b1c2d645ff538eb915
SHA256

e476a8c185fc4874b2ec6b8e2e9f2f74e174c90e5377ccfe225968c94e1c1123
SHA512

f133bbd2ce814cc1efb513d22b5a3e7f32b01a8962e76fce4b140e0b0df32e69b91a82a287fe7bbe432a6a3daa1594019dbcd44f9bd1725fce991341f5a71bc2
SSDEEP

12288:oPtLpygC7/Vbc4+sfmzTTqzB6tWnJQYyBOE2LUIB:oPtLoN1c4vQm92vIB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2680	7c867a31d5a2aa68f6fed52e532e12a2.exe

Executes dropped EXE 1 IoCs

pid	Process
2680	7c867a31d5a2aa68f6fed52e532e12a2.exe

Loads dropped DLL 1 IoCs

pid	Process
2116	7c867a31d5a2aa68f6fed52e532e12a2.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
3	pastebin.com
5	pastebin.com

Modifies system certificate store 2 TTPs 3 IoCs

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	7c867a31d5a2aa68f6fed52e532e12a2.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 0f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f0b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f007400000053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c0140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df01d0000000100000010000000918ad43a9475f78bb5243de886d8103c09000000010000000c000000300a06082b06010505070301030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47420000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	7c867a31d5a2aa68f6fed52e532e12a2.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	7c867a31d5a2aa68f6fed52e532e12a2.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2116	7c867a31d5a2aa68f6fed52e532e12a2.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2116	7c867a31d5a2aa68f6fed52e532e12a2.exe
2680	7c867a31d5a2aa68f6fed52e532e12a2.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 2680	2116	7c867a31d5a2aa68f6fed52e532e12a2.exe	27
PID 2116 wrote to memory of 2680	2116	7c867a31d5a2aa68f6fed52e532e12a2.exe	27
PID 2116 wrote to memory of 2680	2116	7c867a31d5a2aa68f6fed52e532e12a2.exe	27
PID 2116 wrote to memory of 2680	2116	7c867a31d5a2aa68f6fed52e532e12a2.exe	27

C:\Users\Admin\AppData\Local\Temp\7c867a31d5a2aa68f6fed52e532e12a2.exe
"C:\Users\Admin\AppData\Local\Temp\7c867a31d5a2aa68f6fed52e532e12a2.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Users\Admin\AppData\Local\Temp\7c867a31d5a2aa68f6fed52e532e12a2.exe
  C:\Users\Admin\AppData\Local\Temp\7c867a31d5a2aa68f6fed52e532e12a2.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2680

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab8123.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar8165.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\7c867a31d5a2aa68f6fed52e532e12a2.exe

Filesize
385KB

MD5
6e0e4f06e78081a45fc77d7c04c93750

SHA1
1cadf06da44b73b74fed64516a4fa61a1742ce08

SHA256
b29389244d54d7ee719a19f046cb5dd4fc06ecce5d87159589acad46abaffa3c

SHA512
48b00198222f7a29e6d9b3a543c907544e24375b6880dd22cc3a20f6ffd51b2f541554545f221db7b27473854618ceb158bbbc1e2da90537ac4dc80c287be067

Download Submit
memory/2116-13-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2116-14-0x0000000000390000-0x00000000003F6000-memory.dmp

Filesize
408KB

Download
memory/2116-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2116-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2116-1-0x0000000000320000-0x0000000000386000-memory.dmp

Filesize
408KB

Download
memory/2680-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2680-18-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2680-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2680-27-0x0000000000240000-0x000000000029F000-memory.dmp

Filesize
380KB

Download
memory/2680-77-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2680-83-0x000000000E9E0000-0x000000000EA1C000-memory.dmp

Filesize
240KB

Download
memory/2680-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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